Finding the Fourth Proportional to 2,649,387.39, 3,974,085.18 and 756,128.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,649,387.39 : 3,974,085.18 = 756,128.82 : x
2. Step 2: Convert to fraction form
   2,649,387.39/3,974,085.18 = 756,128.82/x
3. Step 3: Cross multiply
   2,649,387.39x = 3,974,085.18 × 756,128.82
4. Step 4: Simplify right side
   2,649,387.39x = 3,004,920,352,635.71
5. Step 5: Solve for x
   x = 3,004,920,352,635.71/2,649,387.39
6. Step 6: Final answer
   x = 1,134,194.41